Results 61 to 70 of about 39,844 (234)

A Multi‐Node Wearable Monitoring System for Firefighters With Edge AI and LoRa‐BLE Heterogeneous Communication

open access: yesSafety Science and Technology, EarlyView.
A multinode wearable system tailored for firefighters is presented, featuring LoRa‐BLE heterogeneous communication and edge‐side deep learning. It integrates a lightweight 1D‐CNN for real‐time posture recognition and an adaptive Physiological Strain Index (aPSI) model, ensuring reliable status monitoring and safety warning in complex fireground ...
Chongyuan Ni   +8 more
wiley   +1 more source

Future air traffic - A study of the terminal area [PDF]

open access: yes
Systems analysis approach to airport planning and predicting terminal facility and aircraft demands in year 2000 for air traffic control ...
Andry, A. N.   +3 more
core   +1 more source

Lightweight Convolutional Neural Networks Model and Data Augmentation‐Based Background Regression for Rail Surface Defect Detection

open access: yesArtificial Intelligence for Engineering, EarlyView.
An ultra‐lightweight semantic segmentation network RailNet with only 0.905 M parameters is proposed for rail surface defect detection. Combined with a CDBM image enhancement and GAN‐based data augmentation, RailNet achieves superior segmentation accuracy and real‐time speed on edge devices.
Ziqing Wu   +4 more
wiley   +1 more source

Simulation evaluation of TIMER, a time-based, terminal air traffic, flow-management concept [PDF]

open access: yes
A description of a time-based, extended terminal area ATC concept called Traffic Intelligence for the Management of Efficient Runway scheduling (TIMER) and the results of a fast-time evaluation are presented.
Capron, William R., Credeur, Leonard
core   +1 more source

Land, water and tourism in Aitutaki, Cook Islands [PDF]

open access: yes, 2004
Most island governments in the South Pacific have placed a great deal of faith in a continued annual increase in numbers of tourists as a guarantee of national economic growth. This is particularly the case in the Cook Islands.
Cowling, Wendy E.
core   +1 more source

Review of Catenary Icing on High‐Speed Railways: Characteristics, Impact and Countermeasures

open access: yesHigh Voltage, EarlyView.
ABSTRACT The pantograph–catenary system (PCS) is the only path for electrified railway trains to acquire energy. Catenary icing during winter is a common natural phenomenon, which usually leads to the deterioration of the current quality and severely affects the operational safety of trains.
Zheng Li   +7 more
wiley   +1 more source

Studies of uncontrolled air traffic patterns, phase 1 [PDF]

open access: yes
The general aviation air traffic flow patterns at uncontrolled airports are investigated and analyzed and traffic pattern concepts are developed to minimize the midair collision hazard in uncontrolled airspace.
Baxa, E. G., Jr.   +5 more
core   +1 more source

The Temporal Logic of the Tower Chief System [PDF]

open access: yes, 1990
The purpose is to describe the logic used in the reasoning scheme employed in the Tower Chief system, a runway configuration management system. First, a review of classical logic is given.
Hazelton, Lyman R., Jr.
core   +1 more source

Integrating simultaneous interfacial shear rheology with neutron reflectometry for structural and dynamic analysis of fluid interfacial systems

open access: yesJournal of Applied Crystallography, EarlyView.
We present a new setup at the FIGARO horizontal neutron reflectometer enabling simultaneous measurement of the structural and mechanical properties of liquid interfaces, combining neutron reflectometry with interfacial shear rheology.The study of the structure and mechanical properties of complex fluid interfaces has attracted growing interest in ...
Pablo Sánchez-Puga   +5 more
wiley   +1 more source

Pavement grooving at John F. Kennedy International Airport [PDF]

open access: yes
Pavement grooving at Kennedy ...
Dornfeld, I. J., Muldoon, J. P.
core   +1 more source

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